It's hard to go all in trading because if you lose it's gonna hurt a lot as you have no more funds to get back what you lost., but good trader do not do that because he knows how to control his emotions and his urges to gain back what he lost. So he buys his time and wait for the right moment to start trading again.That's one attitude that you have to practice,patience and control.
Considering that you go all in, better to make sure that you fully understand and you already assess well any investment that you take place, trading is a game of patience so if ever you see a downfall then not to fall into panic as you know that the value will bounce back, that's how important reading and
analyzing the project that you will going to invest your money, the more you understand the more you will be able to hold and trust the system, patience will give you a lots of gains.